Information system
Interface RS485
Electronic battery identification Yes Important for connecting multiple batteries in battery banks
Data recording Yes Important for warranty information






Product Description

  • 3679Wh high performance lithium battery
  • Energy power density at 145 Wh/kg
  • The weight is only 25.4 kilograms
  • 12 hours to fully charge with standard 350 watt charger
  • Optional 1700 watt fast charger charges in less than 2 hours
  • Waterproof to IP67
  • Including battery management system with built-in protection against overload, short circuit, deep discharge, reverse polarity, overheating and immersion
  • Power 24-3500

    Power 24-3500

    The perfect high-end lithium battery for the Cruise. Or for your on-board power supply. Choosing lithium means choosing high performance. Choosing the Power 24-3500 also means choosing an unequaled level of professional security. The Power 24-3500 is equipped with a complete safety system combining the requirement of general operating safety with safety in maritime use.

    Thanks to plug&play, the Power 24-3500 can be installed and activated in a few short steps. And with a 5-step safety concept, it is arguably the safest battery of its kind for boats.

    Its long service life and low capacity losses are convincing.

    Power 24-3500 – Benefits:

    • Up to 70% less battery weight than AGM or gel batteries
    • Maximum safety thanks to 5-level safety system including battery management system with fail-safe
    • Simple operation
    • Waterproof to IP67
    Power 24-3500 high performance lithium battery
    Integrated Information System:
    Identifies battery and communicates with Cruise on-board computer.
    Waterproof housing and waterproof connectors (IP67)

24-3500 power supply technical data


Main Features
Ability 3 679 Wh
Nominal voltage 25.2 V
Final discharge voltage 21.0V
Nominal load 139,2 Ah
Maximum discharge rate 180 A Short-circuit safety feature, must not be used as a starter battery
Maximum discharge rate at rated voltage 4,660W
Weight 25,4 kg
Dimensions (L x H x B) 577,5 mm × 218,5 mm × 253,5 mm
Volume 32 liters
Battery Chemistry Li-NCA
Reference information
Energy density (weight) 145 Wh/kg
Energy density (volume) 115 Wh/litre
Power density (weight) 183 W/kg
Power density (volume) 146W/l
Lifetime data
Life cycle 800 cycles with 100%
depth of discharge at 25°C
lead to a capacity loss of approx. 25%
Average annual capacity loss Approximately. 4% at 25°C ambient temperature
Use information
Cell operating temperature -20°C to +55°C The battery protects itself
Cell charge temperature   0°C to +45°C The battery protects itself
Temperature (storage) -30°C to +50°C
Typical storage time at 50% SOC 1 an When off
Max. Connections 2S8P or 1S16P Please contact Torqeedo if larger battery banks are required
Max. fast charge 50 A Charging time < 1.2 hours
protection class IP67 Waterproof, can be submerged to a depth of 1 meter for 30 minutes without damage
Battery composition
Number of cells 336
Cell accommodation Steel cylinder safety cells
Capacity per cell 3 Ah
Nominal voltage per cell 3.65V
Cellular connection 7h48p
Battery management system and security
ON/OFF button Yes Via Cruise or motors or on/off switch
Cell Balancing Yes Increases battery life
Overcurrent and short circuit protection Yes 4-level safety cut-out mechanism to protect against short circuit and over current
Deep discharge protection Yes, cutoff at < 2.7 V per cell,
load protection at < 2 V per cell
Improper charging protection Yes 3 levels of overload protection
Reverse polarity protection Yes
Individual cell voltage monitoring Yes
Current Interrupting Device (CID) for each cell Yes
Safety vent for each cell Yes
Cell temperature monitoring Yes
Battery electronics temperature monitoring Yes
Automatic shutdown in case of immersion Yes
Information system
Interface RS485
Electronic battery identification Yes Important for connecting multiple batteries in battery banks
Data recording Yes Important for warranty information



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